255036621

素因数分解:

$3^1\times 7^4\times {\mathrm{35407}}^1$

素因数の和:35438

約数の個数: 20

約数和(自身を含む): 396711232

約数和(自身を除く): 141674611

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 35407, 106221, 247849, 743547, 1734943, 5204829, 12144601, 36433803, 85012207, 255036621]

約数ペア:

[(1, 255036621), (3, 85012207), (7, 36433803), (21, 12144601), (49, 5204829), (147, 1734943), (343, 743547), (1029, 247849), (2401, 106221), (7203, 35407)]